Group 1 - The article discusses the common usage and differences between cooling oil and wind oil, highlighting that cooling oil is more effective for symptoms like dizziness and nasal congestion due to its camphor content [1][3] - Wind oil contains methyl salicylate, which has local analgesic, anti-inflammatory, and swelling-reducing properties, primarily used for relieving skin reactions from insect bites and mild headaches [3] - Both cooling oil and wind oil can cause allergic reactions in individuals with sensitive skin, and they should not be used on open wounds as they may aggravate pain and delay healing [5] Group 2 - Pregnant women and nursing mothers should use cooling oil with caution, while wind oil is advised against for pregnant women and children under three due to its methyl salicylate content [7] - The article emphasizes that cooling oil and wind oil should not be used together as they may cause skin irritation and allergic symptoms [7] - The article also addresses the misconception of Huoxiang Zhengqi as a "universal remedy" for heat-related issues, stating that it should be used according to specific symptoms [9][11] Group 3 - The article explains the two types of heatstroke in traditional Chinese medicine: "yang heatstroke" caused by high temperatures and "yin heatstroke" caused by cold exposure, each with distinct symptoms and treatment methods [9][11] - Huoxiang Zhengqi is suitable for symptoms like dizziness, nausea, and low fever in hot weather, but not for high fever cases, as it may worsen the condition [11]

Group 1 - The article discusses the common summer remedies in China, such as cooling oil and herbal medicines, and highlights the frequent misuse of these products [1][2] - It emphasizes the differences between cooling oil and wind oil, noting that cooling oil is effective for symptoms like dizziness and heatstroke, while wind oil is used for pain relief and inflammation [4][6] - The article warns against the combined use of cooling oil and wind oil due to potential skin irritation and allergic reactions [8] Group 2 - The article explains the concept of heatstroke in traditional Chinese medicine, categorizing it into "yang heatstroke" and "yin heatstroke," each with distinct causes and symptoms [9] - It specifies that herbal remedies like Huoxiang Zhengqi should be used according to specific symptoms, and not as a general preventive measure against heatstroke [11] - The article highlights the importance of checking for alcohol content in herbal remedies, as some formulations may contain alcohol, which can interact negatively with certain medications [12][14] Group 3 - The article clarifies the differences between two similar-sounding remedies, Rendan and Rendan, noting that Rendan contains toxic ingredients and should be used with caution [15][17] - It states that Rendan is used for nausea and dizziness, while Rendan is for digestive issues and mild heatstroke [16] - The article warns against the simultaneous use of these two remedies due to the risk of overdose and adverse reactions [18]